// CQDX.ru

Did you ever want to upgrade your bread-boarded circuits to something more permanent? Or maybe you’ve got a hankering to make your own metal Jelwery? Today Sylvia will show you how you can do both with super simple copper etching. More info: http://wp.me/p1CIX9-tbq

Exploding componentshttp://youtu.be/JCPXckfT-6g
A real geek stuff : Afroman blows up resistors, electrolytic capacitors and transistors. Don't forget to thumbs up! The music is the final part of Tchaikovsky's 1812 overture.

DIY: Geiger Counter Kit
Description:
Commercial Geiger counters can cost hundreds of dollars. With this Geiger Counter Kit you can build your own at a fraction of the price! This easy to solder kit can be built in an evening...